If your DNA was stretched out it would reach to the moon 6,000 times.
256
One human hair can support 3 ounces.
191
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
The human sigh acts as a physiological reset button.
23
The human brain is more active during sleep than during the day.
28
On average, there's 100 billion neurons in the human brain.
83
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82